class_docstr: The Speech Commands dataset for keyword detection.
code: def _info(self):
      return self.dataset_info_from_configs(
          features=tfds.features.FeaturesDict(
              {
                  "audio": tfds.features.Audio(
                      file_format="wav",
                      sample_rate=SAMPLE_RATE,
                      dtype=np.int16,
                  ),
                  "label": tfds.features.ClassLabel(
                      names=WORDS + [SILENCE, UNKNOWN]
                  ),
              }
          ),
          supervised_keys=("audio", "label"),
          # Homepage of the dataset for documentation
          homepage="https://arxiv.org/abs/1804.03209",
      )
  
file_path: datasets/tensorflow_datasets/datasets/speech_commands/speech_commands_dataset_builder.py
imports: import os
  import numpy
  from tensorflow_datasets.core import lazy_imports_lib
  import tensorflow_datasets.public_api
label_desc: Use image node_id 1 for calling the Builder obj's underlying member method code with example usage: obj._info() and returns: self